223780140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{15737}}^1$

素因数の和:15831

約数の個数: 72

約数和(自身を含む): 687435840

約数和(自身を除く): 463655700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 2370, 2844, 3555, 4740, 7110, 14220, 15737, 31474, 47211, 62948, 78685, 94422, 141633, 157370, 188844, 236055, 283266, 314740, 472110, 566532, 708165, 944220, 1243223, 1416330, 2486446, 2832660, 3729669, 4972892, 6216115, 7459338, 11189007, 12432230, 14918676, 18648345, 22378014, 24864460, 37296690, 44756028, 55945035, 74593380, 111890070, 223780140]

約数ペア:

[(1, 223780140), (2, 111890070), (3, 74593380), (4, 55945035), (5, 44756028), (6, 37296690), (9, 24864460), (10, 22378014), (12, 18648345), (15, 14918676), (18, 12432230), (20, 11189007), (30, 7459338), (36, 6216115), (45, 4972892), (60, 3729669), (79, 2832660), (90, 2486446), (158, 1416330), (180, 1243223), (237, 944220), (316, 708165), (395, 566532), (474, 472110), (711, 314740), (790, 283266), (948, 236055), (1185, 188844), (1422, 157370), (1580, 141633), (2370, 94422), (2844, 78685), (3555, 62948), (4740, 47211), (7110, 31474), (14220, 15737)]